RailTel IPO grey market premium plunges RailTel Corporation of India’s Rs 820 crore initial public offer (IPO), which has been seeing strong retail participation at bids totaling 11 times the issue size so far, closes for subscription on Thursday. Till the end of Day 2 of the IPO, the issue was subscribed 6.55 times with the retail quota getting bids for 10.55 times the limit. The...